[Integrated] RFR: Use https:// everywhere

[Erik Helin]

Changeset: 00579009
Author:    Erik Helin <ehelin at openjdk.org>
Date:      2019-11-28 14:45:25 +0000
URL:       https://git.openjdk.java.net/skara/commit/00579009

Use https:// everywhere

Reviewed-by: rwestberg

! bots/bridgekeeper/src/main/java/org/openjdk/skara/bots/bridgekeeper/PullRequestCloserBot.java
! bots/pr/src/main/java/org/openjdk/skara/bots/pr/CheckRun.java
! bots/pr/src/main/java/org/openjdk/skara/bots/pr/RejectCommand.java
! bots/pr/src/main/java/org/openjdk/skara/bots/pr/SponsorCommand.java